The bonds in the compound MgSO4 can be described as

A. ionic, only

B. covalent, only

C. both ionic and covalent

D. neither ionic nor covalent

Where are the most reactive metals located? A) Upper left of the periodic table B) Lower left of the periodic table C) Upper right of the periodic table D) Lower right of the periodic table

Who is known as the "father of modern chemistry" because he first organized all known elements into four different groups? Johann Wolfgang Döbereiner Antoine Lavoisier Dmitri Mendeleev Henry Moseley

What are 5 examples of intrinsic and extrinsic properties of matter?

Why is a gas easy to compress

How many ml of a 22.5% (v/v) ethanol solution would you need to measure out in order to have 12.5 ml of ethanol?

What is the concentration of a solution containing 1.11 g sugar (sucrose, C12H22O11, MW = 342.3 g/mol, d = 1.587 g/cm3) in 432 mL glycerine (C3H8O3, MW = 92.09 g/mol, d = 1.261 g/cm3) in molarity and molality.

What's the name of a wave moving along a line?

Does the energy in a solid increase or decrease when changing to a liquid?

Is iron a substance or mixture?

How can scientists study the composition of distant stars?